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TDA7562B Datasheet(PDF) 4 Page - STMicroelectronics

Part # TDA7562B
Description  4 x 46 W multifunction quad power amplifier with built-in diagnostics features
PDF  30 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TDA7562B Datasheet(HTML) 4 Page - STMicroelectronics

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List of figures
TDA7562B
4/30
Doc ID 17984 Rev 2
List of figures
Figure 1.
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Figure 2.
Application and test circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Figure 3.
Pin connection (top view) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Figure 4.
Output power vs. supply voltage (4
Ω) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Figure 5.
Output power vs. supply voltage (2
Ω) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Figure 6.
Distortion vs. output power (4
Ω) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Figure 7.
Distortion vs. output power (2
Ω) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Figure 8.
Distortion vs. frequency (4
Ω) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Figure 9.
Distortion vs. frequency (2
Ω) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Figure 10.
Quiescent current vs. supply voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Figure 11.
Crosstalk vs. frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Figure 12.
Supply voltage rejection vs. frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Figure 13.
Power dissipation and efficiency vs. output power (4 W, SINE) . . . . . . . . . . . . . . . . . . . . . 12
Figure 14.
Power dissipation vs. average output power (audio program simulation, 4 W) . . . . . . . . . 12
Figure 15.
Power dissipation vs. average output power (audio program simulation, 2 W) . . . . . . . . . 12
Figure 16.
Turn-on diagnostic: working principle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Figure 17.
SVR and output behavior (case 1: without turn-on diagnostic). . . . . . . . . . . . . . . . . . . . . . 14
Figure 18.
SVR and output pin behavior (case 2: with turn-on diagnostic) . . . . . . . . . . . . . . . . . . . . . 14
Figure 19.
Thresholds for short to GND/VS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Figure 20.
Thresholds for short across the speaker/open speaker . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Figure 21.
Thresholds for line-drivers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Figure 22.
Restart timing without diagnostic enable (permanent) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Figure 23.
Restart timing with diagnostic enable (permanent). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Figure 24.
Current detection: Load impedance magnitude |Z| Vs. output peak voltage of the sinus . . 17
Figure 25.
Data validity on the I2C bus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Figure 26.
Timing diagram on the I2C Bus. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Figure 27.
Timing acknowledge clock pulse . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Figure 28.
Flexiwatt27 mechanical data and package dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . 28



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